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Category Archives: Software
Windows 11 24H2 and Windows Server 2025 has Kerb3961
[German]Brief note for administrators of clients with Windows 11 24H2.clients and Windows Server 2025 hosts. Microsoft has integrated the Kerb3961 library into these operating systems. This is a refactoring of the Kerberos cryptography engine in a separate library and shall … Continue reading
Posted in Security, Software, Windows
Tagged Network, Software, Windows 11, Windows Server 2025
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VMware Cloud Foundation 9.0
[German]VMware by Broadcom has released its long-announced VMware Cloud Foundation 9.0 on June 17, 2025. VMware Cloud Foundation 9 (VCF 9) is sold to customers as a private cloud suite.
ASUS Armoury Crate vulnerability CVE-2025-3464 allows admin privileges in Windows
[German]Brief information for readers who use ASUS Armoury Crate on their Windows systems. The vulnerability CVE-2025-3464 in the software allows an attacker to gain administrator privileges under Windows. ASUS has since updated the software to close the vulnerabilities.
Citrix Netscaler ADC: Critical vulnerabilities, update urgently
[German]Various German blog readers have informed me that the provider Citrix has published several security advisories on critical vulnerabilities in the Netscaler ADC (and Gateway, and Secure Access Client for Window) as of June 17, 2025. Administrators are requested to … Continue reading
Veeam Backup & Replication 12.3.2 closes critical vulnerabilities (CVE-2025-23121 etc.)
[German]Users of Veeam Backup & Replication must react. The provider Veeam has released Veeam Backup & Replication 12.3.2 and Veeam Agent for Microsoft Windows 6.3.2 on June 17, 2025. Among other things, Veeam Backup & Replication 12.3.2 closes a critical … Continue reading
Why ISL Online: Critical factors when choosing a remote desktop solution
[Sponsored Post]In the rapidly evolving IT world, choosing the right remote desktop software is critical for organizations that value security, ease of use and reliability. One provider of secure remote access that has been on the market since 2001 is ISL Online, which presents some considerations for choosing such software below. More ...
Problem with Bitwarden instances (June 16, 2025)
[German]A short note for administrators in companies that use Bitwarden as a password manager in their environment. A change to the backend may cause problems with Bitwarden instances.
EchoLeak: First AI 0-Click vulnerability in Microsoft Copilot
[German]Security researchers have discovered the first zero-click vulnerability in an AI application. Unsurprisingly for me, this concerns Microsoft 365 Copilot. Attackers could use this vulnerability, known as EchoLeak, to force Microsoft 365 Copilot to exfiltrate data.
Microsoft Security Update Summary (June 10, 2025)
[German]Microsoft released security updates for Windows clients and servers, Office and other products on June 10, 2025. The security updates eliminate 65 vulnerabilities (CVEs), two of which were classified as 0-day. One vulnerability has already been attacked. The following is … Continue reading
Acronis Cyber Protect vulnerabilities jeopardize Linux and Windows systems
[German]Acronis Cyber Protect security vulnerabilities endanger Windows systemsShort note for users who use Acronis Cyber Protect in a Windows environment. There is a current security warning from the German Federal Office for Information Security (BSI). Several vulnerabilities in the product … Continue reading
New Outlook: And non explainable appointment cancellations in the calendar
[German]In addition to the issue just mentioned in the article Bug in Office 365 v2505? Mails are lost in cached mode, there is another inconsistency that a user has pointed out to me: Non explainable appointment or meeting cancellations in … Continue reading